N.Y. Comp. Codes R. & Regs. tit. 20, § 8186-5.3
(b) Any person aggrieved by the establishment of a final State equalization rate or a special equalization rate pursuant to Subpart 8186-3 of this Part, or the chief executive officer or governing body of any municipal corporation in which a segment lies, may submit a signed request for the establishment of a special equalization rate for a segment.